Where does “Cocineanu” come from?

Cocineanu (Romanian) comes from Romanian cocină, from Bulgarian кочина, from Proto-Slavic *kotьčina, from Proto-Slavic kotьcь — cottage, pigsty.

Ancestry of “Cocineanu”, step by step

StepLanguageWordMeaning
1Romaniancocinăpigsty
2Bulgarianкочинаpigsty, pigpen
3Proto-Slavic*kotьčina—
4Proto-Slavickotьcьcottage, pigsty
Every word from Proto-Slavic kotьcь →Every word from Proto-Slavic *kotьčina →Every word from Bulgarian кочина →